Science Vocabulary 6-1 Body Systems

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Across
  1. 3. a type of vascular tissue that carries dissolved sugars throughout a plant.
  2. 6. a part of food used by the body to grow and survive.
  3. 7. a fluid-filled internal cavity surrounded by muscle tissue.
  4. 9. the main organs of the respiratory system.
  5. 10. fingerlike projections, many of which cover the folds of the small intestine.
  6. 11. two narrow tubes that carry air into the lungs from the trachea.
  7. 12. a tubelike passageway at the top of the throat that receives air, food, and liquids from the mouth or nose.
  8. 15. a group of similar types of cells that work together to carry out specific tasks.
  9. 16. the upper two chambers of the heart.
  10. 17. the part of your nervous system that detects or senses the environment.
  11. 18. a muscular tube that connects the mouth to the stomach.
  12. 20. a vessel that carries blood toward the heart.
  13. 21. the part of an organism that gathers, processes, and responds to information.
Down
  1. 1. special structures in all parts of the sensory system that detect stimuli.
  2. 2. a system that transports materials through blood using vessels.
  3. 4. a large muscle below the lungs that contracts and relaxes as air moves into and out of your lungs.
  4. 5. the mechanical and chemical breakdown of food into small particles and molecules that your body can absorb and use.
  5. 8. muscle found only in the heart.
  6. 13. waves of muscle contractions that move food through the digestive tract.
  7. 14. the tissue that connects bones to other bones.
  8. 17. a small opening in the epidermis, or surface layer, of a leaf.
  9. 19. a type of vascular tissue that carries water and dissolved nutrients from the roots to the stem and the leaves.
  10. 22. a group of different tissues working together to perform a particular job.